1. Division of Physical Therapy, Medical University of South Carolina, 151-B Rutledge Avenue, Charleston, SC (USA)
2. Department of Healthcare Leadership & Management, Medical University of South Carolina, Charleston
3. Department of Orthopaedic Surgery, Duke-Margolis Center for Health Policy, Duke University, Durham, North Carolina
4. Division of Physical Therapy, Medical University of South Carolina and Ralph H. Johnson VA Medical Center, Charleston